diff --git a/assets/js/mi/aid.ts b/assets/js/mi/aid.ts
index 9121d297..9d717bfc 100644
--- a/assets/js/mi/aid.ts
+++ b/assets/js/mi/aid.ts
@@ -5,9 +5,6 @@
 
 // AID
 // 長さ8の[2000年1月1日からの経過ミリ秒をbase36でエンコードしたもの] + 長さ2の[ノイズ文字列]
-
-import * as crypto from 'crypto';
-
 export const aidRegExp = /^[0-9a-z]{10}$/;
 
 const TIME2000 = 946684800000;
@@ -17,6 +14,7 @@ if (process.client) {
 	const arr = window.crypto.getRandomValues(new Uint16Array(2));
 	counter = parseInt(arr[0].toString());
 } else {
+	const crypto = require('crypto');
 	counter = crypto.randomBytes(2).readUInt16LE(0);
 }
 
@@ -27,14 +25,16 @@ function getTime(time: number): string {
 	return time.toString(36).padStart(8, '0');
 }
 
-function getNoise(): string {
-	return counter.toString(36).padStart(2, '0').slice(-2);
+function getNoise(ctr: number): string {
+	return ctr.toString(36).padStart(2, '0').slice(-2);
 }
 
-export function genAid(t: number): string {
+export function genAid(t: number, ctr: number | null = null): string {
 	if (isNaN(t)) throw new Error('Failed to create AID: Invalid Date');
-	counter++;
-	return getTime(t) + getNoise();
+	if (!ctr) {
+		counter++;
+	}
+	return getTime(t) + getNoise(ctr ?? counter);
 }
 
 export function parseAid(id: string): { date: Date; } {
diff --git a/assets/js/mi/aidx.ts b/assets/js/mi/aidx.ts
index f7c36a4f..b6446e47 100644
--- a/assets/js/mi/aidx.ts
+++ b/assets/js/mi/aidx.ts
@@ -27,14 +27,16 @@ function getTime(time: number): string {
 	return time.toString(36).padStart(TIME_LENGTH, '0').slice(-TIME_LENGTH);
 }
 
-function getNoise(): string {
+function getNoise(ctr: number): string {
 	return counter.toString(36).padStart(NOISE_LENGTH, '0').slice(-NOISE_LENGTH);
 }
 
-export function genAidx(t: number): string {
+export function genAidx(t: number, ctr: number | null = null): string {
 	if (isNaN(t)) throw new Error('Failed to create AIDX: Invalid Date');
-	counter++;
-	return getTime(t) + nodeId + getNoise();
+	if (!ctr) {
+		counter++;
+	}
+	return getTime(t) + nodeId + getNoise(ctr ?? counter);
 }
 
 export function parseAidx(id: string): { date: Date; } {
diff --git a/pages/tools/aid-converter.vue b/pages/tools/aid-converter.vue
index 2944391e..2b7d56ff 100644
--- a/pages/tools/aid-converter.vue
+++ b/pages/tools/aid-converter.vue
@@ -51,7 +51,7 @@ const aidToDateResult = ref<string>('');
 function doAidToDate() {
     const time = parseInt(aidToDateAid.value.slice(0, 8), 36) + TIME2000;
     const d = new Date(time);
-    aidToDateResult.value = d.toLocaleString();
+    aidToDateResult.value = `${d.getFullYear().toString().padStart(4, '0')}-${(d.getMonth() + 1).toString().padStart(2, '0')}-${d.getDate().toString().padStart(2, '0')} ${d.getHours().toString().padStart(2, '0')}:${d.getMinutes().toString().padStart(2, '0')}:${d.getSeconds().toString().padStart(2, '0')}.${d.getMilliseconds().toString().padStart(3, '0')}`;
 }
 
 const dateToAidDate = ref<string>('');
@@ -60,9 +60,9 @@ const dateToAidResult = ref<string>('');
 function doDateToAid() {
     const d = new Date(dateToAidDate.value);
     if (dateToAidMode.value === 'aid') {
-        dateToAidResult.value = genAid(d.getTime());
+        dateToAidResult.value = genAid(d.getTime(), 0);
     } else if (dateToAidMode.value === 'aidx') {
-        dateToAidResult.value = genAidx(d.getTime());
+        dateToAidResult.value = genAidx(d.getTime(), 0);
     }
 }